Ciudad Valles weather in May

In May, Ciudad Valles sees average daytime highs of 34°C and overnight lows near 24°C, with 75 mm of rain across 12.6 wet days and about 13 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Ciudad Valles's 7th-clearest and 3rd-windiest month. For the whole year in context, see Ciudad Valles's year-round climate.

Daytime high
34°
1st warmest
Overnight low
24°
9th coldest
Rainfall
75 mm
12.6 wet days
Daylight
13 hours
6:01 AM – 7:04 PM
Cloud cover
55%
7th clearest
Wind
6 km/h
3rd windiest
Solar energy
5.93 kWh/m²
Travel score
2.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical May day in Ciudad Valles reaches about 34°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 38°C. Set against its neighbours, May runs about 2°C warmer than April and on par with June.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13423
23423
33423
43423
53423
63423
73423
83423
93423
103423
113424
123424
133424
143424
153424
163424
173424
183424
193424
203424
213424
223424
233424
243524
253524
263524
273524
283524
293524
303524
313524

How May really feels in Ciudad Valles

Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
11 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ciudad Valles weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 14°296.510.87.6
Feb26° / 16°255.511.27.2
Mar30° / 19°37711.85.6
Apr33° / 21°447.512.53.9
May34° / 24°7512.6132.7
Jun34° / 24°16118.513.32.4
Jul33° / 24°16818.513.22.8
Aug33° / 24°15318.812.82.7
Sep32° / 23°22620.812.13.1
Oct30° / 21°12512.711.54.9
Nov27° / 18°458.110.96.9
Dec25° / 15°235.410.77.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 24% of May, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35149
45149
55248
65347
75347
85347
95446
105545
115545
125644
135644
145743
155644
165743
175743
185743
195743
205743
215842
225743
235842
245842
255941
266040
276139
286139
296238
306337
316436

Chance of precipitation in May

Any precipitation

Ciudad Valles gets around 75 mm of rain over 12.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 47% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
130
231
332
433
534
636
737
838
939
1040
1141
1242
1342
1443
1543
1643
1743
1843
1943
2043
2143
2243
2343
2444
2544
2644
2744
2845
2945
3046
3147

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the oppressive band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1241125535
2231024556
323923576
423922577
513821598
613720618
712720619
812619639
9126196210
10125196211
11115196311
12115196212
13014196313
14014196313
15014196214
16014206114
17013196215
18013196215
19013196116
20013186216
21012186217
22002176417
23002166517
24002166418
25001156618
26001146718
27001136818
28001126918
29000117019
30000107119
31000107119

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:09 AM to 5:56 AM, and sunset from 6:57 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:096:57
212.86:096:58
312.86:086:58
412.96:076:58
512.96:076:59
612.96:066:59
712.96:057:00
812.96:057:00
912.96:047:01
1013.06:047:01
1113.06:037:02
1213.06:037:02
1313.06:027:02
1413.06:027:03
1513.06:017:03
1613.06:017:04
1713.16:007:04
1813.16:007:05
1913.16:007:05
2013.15:597:06
2113.15:597:06
2213.15:597:06
2313.15:587:07
2413.25:587:07
2513.25:587:08
2613.25:577:08
2713.25:577:09
2813.25:577:09
2913.25:577:10
3013.25:577:10
3113.25:567:10

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.93 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 6.03 kWh/m² in August across the year — May's 5.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Ciudad Valles

In seasonPeak

None of Ciudad Valles's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Ciudad Valles's monsoon runs June–October, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Ciudad Valles?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

2.7
Sightseeing
10th-best month of the year
5.6
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Ciudad Valles.

What to pack for Ciudad Valles in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Ciudad Valles sees daytime highs around 34°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Ciudad Valles in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ciudad Valles peaks around June 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 19UV 12Dec 18UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Extreme
Apr12Extreme
May10Very high
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep10Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Ciudad Valles in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Ciudad Valles is worst in May — around 31 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (October, 18 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1530 µg/m³Oct 2118 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb22Moderate
Mar23Moderate
Apr27Moderate
May31Moderate
Jun25Moderate
Jul24Moderate
Aug20Moderate
Sep19Moderate
Oct18Moderate
Nov18Moderate
Dec22Moderate
Location & terrain

Where is Ciudad Valles?

Ciudad Valles sits at 22.0°N, 99.0°W, 90 m above sea level, in Mexico. The nearest listed city is Tamuín, 24 km away.

Topography around Ciudad Valles

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ciudad Valles.

Within 3 km, the terrain around Ciudad Valles has only modest variations in elevation — a maximum elevation change of 144 m around an average of 105 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 686 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,888 m.

The land around Ciudad Valles is covered by artificial surfaces (51%) and trees (31%) within 3 km, trees (57%) and grassland (25%) within 16 km, and trees (46%) and grassland (25%) within 80 km.

3 km
144 m
16 km
686 m
80 km
2,888 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Tamuín 24 km · Cárdenas 65 km · Ébano 70 km · Ciudad Mante 83 km · Tamazunchale 85 km · Pánuco 86 km · Rioverde 102 km · Ciudad Fernández 103 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Ciudad Valles (21.9963°, -99.0109°, elevation 90 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).